SAM D20 Cortex-M0+ Microcontroller from China
Microchip SAM D20 series ARM Cortex-M0+ MCU for USB and sensor hubs. Classified as controller IC under HTS 8542.31.0030.
Duty Rate — China → United States
50%
Rate breakdown
9903.91.0550%Effective with respect to entries on or after January 1, 2025, articles the product of China, as provided for in subdivision (f) of U.S. note 31 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• USB controller function clearly documented
• Pin-compatible alternatives noted in filings
• Dev board exclusion keeps IC status